6315732229 has 2 divisors, whose sum is σ = 6315732230. Its totient is φ = 6315732228.

The previous prime is 6315732109. The next prime is 6315732239. The reversal of 6315732229 is 9222375136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5699948004 + 615784225 = 75498^2 + 24815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6315732229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6315732191 and 6315732200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6315732239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157866114 + 3157866115.

It is an arithmetic number, because the mean of its divisors is an integer number (3157866115).

Almost surely, 2^6315732229 is an apocalyptic number.

It is an amenable number.

6315732229 is a deficient number, since it is larger than the sum of its proper divisors (1).

6315732229 is an equidigital number, since it uses as much as digits as its factorization.

6315732229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 40.

The square root of 6315732229 is about 79471.5812665131. The cubic root of 6315732229 is about 1848.4508315701.

The spelling of 6315732229 in words is "six billion, three hundred fifteen million, seven hundred thirty-two thousand, two hundred twenty-nine".